Columbia, TN ZIP Codes
Columbia, Tennessee has 2 ZIP codes: for street addresses and for PO boxes.
Mail addressed to Columbia covers nearby places too.
Where the 38401 ZIP code reaches
Tap or point to an area to see its ZIP code.Full-size map
38402 has no area on the map: it is a PO box or single-organization ZIP code. Dashed line: Columbia city limits.
Map: Census Bureau ZIP Code Tabulation Areas (2020) and place limits (2024).
Check an address in Columbia
Street ranges from the Census Bureau, 2026. PO box and organization ZIP codes are not found by street. A new street may be missing: address not found?
Columbia PO box and business ZIP codes
| ZIP | Type and post office or station |
|---|---|
| 38401 | street delivery Columbia |
| 38402 | PO boxes at the Columbia post office Columbia |
Why your mail may say Columbia when you live outside it
Columbia ZIP codes also cover Mount Pleasant, so a letter addressed to Columbia can go to a home outside the city limits.
A ZIP code does not set your city, school district or tax. Maury County property records show which city you are in.
Columbia ZIP code questions
What is the main ZIP code for Columbia?
38401, the ZIP code of the main Columbia post office at 417 W 7th St.
Which Columbia ZIP codes are for PO boxes only?
38402. Mail to it goes to boxes at the post office, not to street addresses.
What county is Columbia in?
Maury County.
ZIP codes for towns near Columbia
More towns near Columbia: Nashville, Mount Juliet, Hendersonville, Lebanon, Gallatin, Florence, Madison, Clarksville, Huntsville.
Sources and last checked
USPS ZIP Locale Detail (October 1, 2026), GeoNames (CC BY 4.0), U.S. Census Bureau, HUD-USPS crosswalk.
Checked October 20, 2026. Sources · How we build our lists · Corrections